CN113576062A - Healthy protective equipment suitable for operation of plateau tunnel - Google Patents
Healthy protective equipment suitable for operation of plateau tunnel Download PDFInfo
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- CN113576062A CN113576062A CN202110954962.0A CN202110954962A CN113576062A CN 113576062 A CN113576062 A CN 113576062A CN 202110954962 A CN202110954962 A CN 202110954962A CN 113576062 A CN113576062 A CN 113576062A
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- air
- communicated
- pipe fitting
- receiving expansion
- protective clothing
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- 230000001681 protective effect Effects 0.000 title claims abstract description 76
- 238000001914 filtration Methods 0.000 claims abstract description 92
- 230000005641 tunneling Effects 0.000 claims abstract description 10
- 239000007789 gas Substances 0.000 claims description 48
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 24
- 239000001301 oxygen Substances 0.000 claims description 24
- 229910052760 oxygen Inorganic materials 0.000 claims description 24
- 230000017525 heat dissipation Effects 0.000 claims description 13
- 239000000428 dust Substances 0.000 claims description 9
- 238000005192 partition Methods 0.000 claims description 9
- 210000001061 forehead Anatomy 0.000 claims description 8
- 210000003128 head Anatomy 0.000 claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 238000001802 infusion Methods 0.000 claims description 7
- 239000002808 molecular sieve Substances 0.000 claims description 5
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims description 5
- 210000004243 sweat Anatomy 0.000 claims description 5
- 238000007664 blowing Methods 0.000 claims description 4
- 238000001035 drying Methods 0.000 claims description 4
- 239000005416 organic matter Substances 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 2
- 238000010276 construction Methods 0.000 description 8
- 230000000694 effects Effects 0.000 description 8
- 238000004378 air conditioning Methods 0.000 description 6
- 230000029058 respiratory gaseous exchange Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 208000028571 Occupational disease Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
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- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/002—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches with controlled internal environment
- A41D13/0025—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches with controlled internal environment by means of forced air circulation
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D13/00—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches
- A41D13/05—Professional, industrial or sporting protective garments, e.g. surgeons' gowns or garments protecting against blows or punches protecting only a particular body part
- A41D13/11—Protective face masks, e.g. for surgical use, or for use in foul atmospheres
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D27/00—Details of garments or of their making
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D31/00—Materials specially adapted for outerwear
- A41D31/02—Layered materials
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D31/00—Materials specially adapted for outerwear
- A41D31/04—Materials specially adapted for outerwear characterised by special function or use
- A41D31/10—Impermeable to liquids, e.g. waterproof; Liquid-repellent
- A41D31/102—Waterproof and breathable
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D31/00—Materials specially adapted for outerwear
- A41D31/04—Materials specially adapted for outerwear characterised by special function or use
- A41D31/12—Hygroscopic; Water retaining
- A41D31/125—Moisture handling or wicking function through layered materials
-
- A—HUMAN NECESSITIES
- A41—WEARING APPAREL
- A41D—OUTERWEAR; PROTECTIVE GARMENTS; ACCESSORIES
- A41D31/00—Materials specially adapted for outerwear
- A41D31/04—Materials specially adapted for outerwear characterised by special function or use
- A41D31/24—Resistant to mechanical stress, e.g. pierce-proof
- A41D31/245—Resistant to mechanical stress, e.g. pierce-proof using layered materials
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/26—Drying gases or vapours
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2257/00—Components to be removed
- B01D2257/80—Water
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Physical Education & Sports Medicine (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Environmental & Geological Engineering (AREA)
- Professional, Industrial, Or Sporting Protective Garments (AREA)
Abstract
The invention discloses a health protection device suitable for operation of a plateau tunnel, which comprises: protective clothing, which is worn on a human body; the air filtering mechanism is used for providing clean air for the protective clothing; the air outlet end of the air filtering mechanism is communicated with a compressed air pipeline, and the compressed air pipeline is communicated with the protective clothing through a conveying and guiding pipe fitting; or the air filtering mechanism is arranged on the mobile equipment, and the air outlet end of the air filtering mechanism is communicated with the protective clothing through a conveying and guiding pipe fitting; and when the tunneling surface is far away, the tunnel boring machine further comprises a portable air filtering system, and the air outlet end of the portable air filtering system is communicated with the protective clothing through a conveying and guiding pipe fitting.
Description
Technical Field
The invention relates to the technical field of protective facilities, in particular to a healthy protective device suitable for plateau tunnel operation.
Background
In the construction of railways in plateau areas, complex construction environments need to be faced, particularly in the construction process of long and large tunnels, the construction personnel need to face not only the problem of low oxygen in the plateau areas, but also the operation environments with high dust concentration, high humidity and heat and possibly toxic gas in the tunnels, and at the moment, the air-conditioning suit needs to be worn to realize protection.
Taking the construction of a long and large tunnel in a plateau as an example, the conventional air-conditioning suit cannot meet the special requirements of construction, cannot realize the combination of the occupational disease protection facility and the functions of the conventional air-conditioning suit in the plateau area, and in addition, because an extra energy device needs to be carried in the design of the conventional air-conditioning suit for energy supply, the continuous work cannot be ensured in the actual construction, and the air-conditioning suit is inconvenient and environment-friendly.
Therefore, there is a need to provide a health protection equipment suitable for tunnel operation in an elevated area to solve the above problems.
Disclosure of Invention
In order to achieve the purpose, the invention provides the following technical scheme: a health protection equipment suitable for plateau tunnel operation includes:
protective clothing, which is worn on a human body; and
the air filtering mechanism is used for providing clean air for the protective clothing;
the air outlet end of the air filtering mechanism is communicated with a compressed air pipeline, and the compressed air pipeline is communicated with the protective clothing through a conveying and guiding pipe fitting; alternatively, the first and second electrodes may be,
placing the air filtering mechanism on mobile equipment, wherein the air outlet end of the air filtering mechanism is communicated with the protective clothing through a conveying and guiding pipe fitting;
and when the tunneling surface is far away, the tunnel boring machine further comprises a portable air filtering system, and the air outlet end of the portable air filtering system is communicated with the protective clothing through a conveying and guiding pipe fitting.
Further, preferably, when a compressed air pipeline is preset on the working surface, the tunnel air-conditioning system further comprises an air compressor, wherein the air inlet end of the air compressor is arranged outside the tunnel, the air outlet end of the air compressor is communicated with the air inlet end of the air storage tank, the air outlet end of the air storage tank is communicated with the air inlet end of the air filtering mechanism through an air pipeline, and the air outlet end of the air filtering mechanism is connected to the compressed air pipeline through the air pipeline;
the compressed air pipeline comprises a gas receiving expansion system, the gas receiving expansion system comprises a gas receiving expansion pipe fitting, the gas receiving expansion pipe fitting is communicated with a gas outlet end of the air filtering mechanism, the gas receiving expansion pipe fitting is fixed on a first hanging arm, a plurality of automatic take-up reels are arranged on the gas receiving expansion pipe fitting at intervals, the automatic take-up reels can take up the gas receiving expansion pipe fitting in an opposite mode, one end of the gas receiving expansion pipe fitting is communicated with the gas receiving expansion pipe fitting, and the other end of the gas receiving expansion pipe fitting is communicated with a gas delivery pipe fitting.
Further, as an optimization, when a compressed air pipeline is not preset on the working surface, the air filtering mechanism is arranged on the mobile equipment, the air outlet end of the air filtering mechanism is communicated with the air receiving expansion groove, the air receiving expansion groove is embedded in the guide rail, the guide rail is fixed on the hanging arm II, a plurality of air receiving expansion pipes II are arranged on the air receiving expansion groove in a communicated mode at intervals, the other ends of the air receiving expansion pipes II are communicated with the air conveying and guiding pipe piece, and an axial pulley located on the guide rail is arranged on one side of each air receiving expansion pipe II and used for taking up the air receiving expansion pipes II.
Further, as preferred, the filtration mechanism is the filtration conversion machine, the filtration conversion machine includes the shell, be provided with in the shell and adopt air duct one to link to each other in proper order elementary filter unit, dust to get rid of unit, water and organic matter filtration upgrading unit, gas drying unit, micro air compressor machine, oxygen generation unit one and air humidifying unit.
Further, preferably, when the tunneling surface is far away, the portable air filtering system is used as a temporary air supply device, and then the air filtering mechanism is used for carrying out conventional air supply;
and, the portable air filtration system comprises: the device comprises an air pump, a primary filtering gas cylinder, an oil-water separator, an oxygen generation unit II, a gas cylinder and a decompressor which are sequentially connected.
Further, as preferred, the oxygen generation unit I and the oxygen generation unit II have the same structure and respectively comprise an air inlet, an air guide pipe, a first electromagnetic valve, a molecular sieve, a second electromagnetic valve and a eutrophic air exhaust port which are sequentially connected.
Further, preferably, the protective suit comprises a protective suit body, wherein the protective suit body is communicated with the infusion pipe fitting by adopting a one-way air supply valve, and the protective suit body is also provided with a mask;
wherein, the protective clothing body is bilayer structure at least, bilayer structure includes: an outer waterproof wear-resistant layer and an inner sweat absorbing and wind dissipating layer;
the protective suit body is also communicated with the one-way air supply valve by adopting a clean air shunting pipe, and the other end of the clean air shunting pipe is communicated with a head-face air supply dustproof pipe;
the protective clothing is one-piece health clothing or one-piece coat type health clothing;
wherein, the coat type health clothes are also provided with a hanging belt so as to be convenient for hanging the portable air filtering system.
Further, preferably, a plurality of partition connecting layers are connected between the outer waterproof wear-resistant layer and the inner sweat-absorbing and air-dispersing layer, so that the double-layer structure of the protective suit is partitioned into a plurality of heat-dispersing spaces, and the partition connecting layers can support the outer waterproof wear-resistant layer and the inner sweat-absorbing and air-dispersing layer;
the clean air shunt pipe fitting penetrates through each heat dissipation space and is supported by the partition connecting layer; and the clean air shunting pipe fitting positioned in the heat dissipation space is provided with at least one air supply hole, and an electromagnetic valve is arranged at the air supply hole.
Further, preferably, the back of the protective clothing body is also provided with at least one perspiration fan which can communicate the inside and the outside of the protective clothing;
the protective clothing is internally provided with at least one flow sensor I positioned at the exhaust position of the perspiration heat dissipation fan; and at least one flow sensor II arranged at the position of the one-way air supply valve;
the protective clothing is characterized by further comprising a microcontroller, wherein the microcontroller can control the air inlet flow and the air outlet flow of the protective clothing, and the air inlet flow is always slightly larger than the air outlet flow.
Preferably, the head and face air supply dustproof pipe fitting is annular, and is positioned in front of the forehead and provided with an air dispersing hole facing the inner side of the mask;
and the part of the pipe body of the head-face air supply dustproof pipe fitting, which is positioned at the forehead, is fixed to penetrate out of the protective clothing, and is provided with an air blowing hole capable of blowing air to the outer side of the mask.
Compared with the prior art, the invention provides health protection equipment suitable for plateau tunnel operation, which has the following beneficial effects:
1. in the embodiment of the invention, three sets of systems can be divided according to the tunnel condition and different requirements in the tunnel: when a compressed air pipeline is preset on the working surface, the air filtering mechanism is arranged outside the tunnel, the air outlet end of the air filtering mechanism is communicated with the compressed air pipeline, the compressed air pipeline is communicated with the infusion pipe fitting through the air receiving expansion pipe I, and the automatic take-up reel can take up the air receiving expansion pipe I, so that the effects of reducing the weight of the air receiving pipe fitting and facilitating movement are achieved;
when a compressed air pipeline is not preset on the operation surface, the air filtering mechanism is arranged on the moving equipment, the air outlet end of the air filtering mechanism is communicated with the air receiving expansion groove, the air receiving expansion groove is communicated with the conveying and guiding pipe fitting through the air receiving expansion pipe II, and the axial pulley on the guide rail can take up the air receiving expansion pipe II, so that the effects of reducing the weight of the air receiving pipe fitting and facilitating moving are achieved;
in addition, when the tunneling surface is far away, the portable air filtering system can be used as a temporary air supply device, and then the air filtering mechanism is used for carrying out conventional air supply, so that the full-range protection can be realized.
2. In the embodiment of the invention, the head and face air supply dustproof pipe fitting is arranged in the protective clothing, so that the local air pressure of the head and face can be improved to prevent external dust from contacting with a constructor, clean fresh air is introduced into the protective clothing, and the heat on the surface of a human body is taken away by accelerating the evaporation of sweat, so that an operator feels dry and comfortable.
Drawings
FIG. 1 is a schematic diagram of a first system of health protection equipment for use in elevated tunnel operations;
FIG. 2 is a schematic structural view of a filter transfer machine of the health protection equipment for the operation of the elevated tunnel;
FIG. 3 is a schematic structural diagram of a micro air compressor in a health protection device suitable for operation of a plateau tunnel;
FIG. 4 is a schematic structural view of a first oxygen generation unit in the health protection equipment suitable for the operation of the elevated tunnel;
FIG. 5 is a schematic view of a partially installed structure of a second system of health protection equipment suitable for tunnel operation in an elevated area;
FIG. 6 is a schematic structural view of a protective clothing body of the health protection equipment suitable for the operation of the elevated tunnel;
FIG. 7 is a schematic structural view of an integrated health suit in health protection equipment suitable for tunnel operation in an elevated area;
FIG. 8 is a cross-sectional view of the air flow structure in the body of the protective suit in the health protection equipment for the operation of the tunnel in the plateau;
FIG. 9 is a schematic view of a top-coat type health suit for use in the health protection equipment for tunnel operations in an elevated area;
FIG. 10 is a schematic view of a portable air filtration system for use in health protection equipment for elevated tunnel operations;
FIG. 11 is a schematic cross-sectional view of a body of a protective suit of the health protection equipment for tunnel work in an elevated area;
in the figure:
1. a gas transmission pipeline;
2. a filtration converter; 2.1, a shell; 2.2, a primary filtration unit; 2.3, a dust removal unit; 2.4, a water and organic matter filtering and upgrading unit; 2.5, a gas drying unit; 2.6, a micro air compressor; 2.6.1, one-way air inlet valve; 2.7, an oxygen generation unit I; 2.7.1, an air inlet; 2.7.2, gas-guide tube; 2.7.3, a first electromagnetic valve; 2.7.4, molecular sieves; 2.7.5 and a second electromagnetic valve; 2.7.6, an oxygen-enriched air exhaust; 2.8, an air humidifying unit; 2.9, a first air guide pipe; 2.10, a gas-guide tube II;
3. a gas receiving expansion system; 3.1, hanging a first arm; 3.2, connecting the gas expansion pipe fitting; 3.3, automatically winding up the wire disc; 3.4, arranging a first gas-receiving expansion pipe; 3.5, conveying and guiding pipe fittings; 3.6, hanging a second arm; 3.7, an air-receiving expansion tank; 3.8, an axial pulley; 3.9, arranging and connecting a second gas expansion pipe;
4. protective clothing; 4.1, a one-way air supply valve; 4.2, a protective clothing body; 4.2.1, a zipper; 4.2.2, an outer waterproof wear-resistant layer; 4.2.3, inner sweat absorbing and wind dispersing layer; 4.2.4, clean air shunt pipe fittings; 4.2.5, a perspiration fan; 4.2.6, dust-proof pipe for air supply on head and face; 4.3, a face mask; 4.4, hanging a belt;
6. a portable air filtration system; 6.1, an air pump; 6.2, a primary gas filtering bottle; 6.3, an oil-water separator; 6.4, an oxygen generation unit II; 6.5, gas storage bottles; 6.6, a decompressor; 6.7, a mobile power supply;
7. an air compressor;
8. an air storage tank.
Detailed Description
Referring to fig. 1 to 11, the present invention provides a health protection device for a tunnel operation in a plateau, including:
a protective suit 4 worn on a human body; and
the air filtering mechanism is used for providing clean air for the protective clothing 4;
the air outlet end of the air filtering mechanism is communicated with a compressed air pipeline, and the compressed air pipeline is communicated with the protective clothing 4 through a conveying pipe fitting 3.5; alternatively, the first and second electrodes may be,
the air filtering mechanism is arranged on a mobile device, and the air outlet end of the air filtering mechanism is communicated with the protective clothing 4 through a conveying pipe fitting 3.5;
and when the tunneling surface is far away, the tunnel boring machine further comprises a portable air filtering system 6, and the air outlet end of the portable air filtering system is communicated with the protective clothing 4 through a conveying pipe fitting 3.5.
Therefore, in this embodiment, according to the tunnel condition, the system can be divided into three sets of systems according to different requirements in the tunnel:
1. when a compressed air pipeline is preset on the operation surface, the air outlet end of the air filtering mechanism is communicated with the compressed air pipeline, the compressed air pipeline is communicated with the infusion pipe fitting 3.5 through a gas receiving expansion pipe I3.4, and the automatic take-up reel 3.3 can take up the gas receiving expansion pipe I3.4, so that the effects of reducing the weight of the gas receiving pipe fitting and facilitating movement are achieved;
2. when a compressed air pipeline is not preset on the operation surface, the air filtering mechanism is arranged on the mobile equipment, the air outlet end of the air filtering mechanism is communicated with the air receiving expansion groove 3.7, the air receiving expansion groove 3.7 is communicated with the conveying and guiding pipe fitting 3.5 through a second air receiving expansion pipe 3.9, and the axial pulley 3.8 on the guide rail can take up the second air receiving expansion pipe 3.9, so that the effects of reducing the weight of the air receiving pipe fitting and facilitating the movement are achieved;
3. when the tunneling surface is far away, the portable air filtering system can be used as a temporary air supply device, and then the air filtering mechanism is used for carrying out conventional air supply, so that the full-range protection can be realized.
Specifically, as shown in fig. 1, when a compressed air pipeline is preset on the working surface, the air conditioner further comprises an air compressor 7, wherein an air inlet end of the air compressor is arranged outside the tunnel so as to suck clean air outside the tunnel, an air outlet end of the air compressor is communicated with an air inlet end of an air storage tank 8, an air outlet end of the air storage tank is communicated with an air inlet end of an air filtering mechanism through an air pipeline 1, and an air outlet end of the air filtering mechanism is connected to the compressed air pipeline through an air pipeline;
the compressed air pipeline comprises an air receiving expansion system 3, the air receiving expansion system 3 comprises an air receiving expansion pipe fitting 3.2, the air receiving expansion pipe fitting 3.2 is communicated with an air outlet end of the air filtering mechanism, the air receiving expansion pipe fitting 3.2 is fixed on a first hanging arm 3.1, a plurality of automatic take-up reels 3.3 are arranged on the air receiving expansion pipe fitting 3.2 at intervals, and the automatic take-up reels 3.3 can take up the air receiving expansion pipe fitting 3.4, so that the effects of reducing the weight of the air receiving pipe fitting and facilitating movement are achieved; one end of the first gas receiving expansion pipe 3.4 is communicated with the gas receiving expansion pipe fitting 3.2, and the other end is communicated with the delivery pipe fitting 3.5.
In addition, as shown in fig. 5, when a compressed air pipeline is not preset on the working surface, the air filtering mechanism is arranged on the mobile equipment, the air outlet end of the air filtering mechanism is communicated with an air receiving expansion groove 3.7, the air receiving expansion groove 3.7 is embedded in a guide rail, the guide rail is fixed on a hanging arm II 3.6, a plurality of air receiving expansion pipes II 3.9 are arranged on the air receiving expansion groove 3.7 in a communicated manner at intervals, the other ends of the air receiving expansion pipes II 3.9 are communicated with an infusion pipe fitting 3.5, and one side of each air receiving expansion pipe II 3.9 is provided with an axial pulley 3.8 positioned on the guide rail and used for taking up the air receiving expansion pipes II 3.9, so that the effects of reducing the weight of the air receiving pipe fitting and facilitating the movement are achieved.
In this embodiment, as shown in fig. 2, the air filtering mechanism is a filtering converter 2, the filtering converter 2 includes a housing 2.1, and a primary filtering unit 2.2, a dust removing unit 2.3, a water and organic matter filtering and upgrading unit 2.4, a gas drying unit 2.5, a micro air compressor 2.6, an oxygen generating unit one 2.7 and an air humidifying unit 2.8 which are sequentially connected by using a first air duct 2.9 are disposed in the housing 2.1;
it should be noted that the air humidification unit 2.8 supplies air through the second air duct 2.10;
the air inlet end of the micro air compressor is also provided with a one-way air inlet valve 2.6.1;
the primary filter unit can be a primary filter screen structure;
the dust removing unit at least comprises a dust filter screen structure;
in addition, in the embodiment, a first oxygen generation unit is further arranged, so that oxygen can be effectively supplemented, and the influence of the low oxygen condition of the plateau area on workers can be reduced.
In addition, as shown in fig. 10, when the tunneling surface is far away, the portable air filtering system is used as a temporary air supply device, and then the air filtering mechanism is used for carrying out conventional air supply, so that the full-range protection can be realized;
and, the portable air filtration system comprises: the device comprises an air pump 6.1, a primary filtering gas cylinder 6.2, an oil-water separator 6.3, an oxygen generation unit II 6.4, a gas storage cylinder and a decompressor 6.6 which are sequentially connected, and in the embodiment of the invention, a mobile power supply 6.7 is further arranged for supplying electric energy, and the oxygen generation unit II is arranged for supplementing oxygen, so that the influence of the low oxygen condition of a plateau area on workers is favorably reduced.
Specifically, as shown in fig. 4, the first oxygen generation unit 2.7 and the second oxygen generation unit 6.4 have the same structure and respectively comprise an air inlet 2.7.1, an air duct 2.7.2, a first electromagnetic valve 2.7.3, a molecular sieve 2.7.4, a second electromagnetic valve 2.7.5 and an enriched air exhaust port 2.7.6 which are sequentially connected; the whole structure is simple, and the molecular sieve can be used for efficiently preparing oxygen.
In this embodiment, as shown in fig. 6 to 9, the protective suit 4 includes a protective suit body 4.2, the protective suit body 4.2 is communicated with the infusion pipe 3.5 by a one-way air supply valve 4.1, and the protective suit body 4.2 further has a face mask 4.3;
wherein, protective clothing body 4.2 is bilayer structure at least, bilayer structure includes: an outer waterproof wear-resistant layer 4.2.2 and an inner sweat absorbing and air dispersing layer 4.2.3;
the protective suit body 4.2 is also communicated with a one-way air supply valve 4.1 by a clean air shunt pipe fitting 4.2.4, and the other end of the clean air shunt pipe fitting 4.2.4 is communicated with a head and face air supply dustproof pipe fitting 4.2.6; its outer waterproof wearing layer 4.2.2 and inboard sweat-absorbing and air-dispersing layer 4.2.3 form hollow structure, set up clean air reposition of redundant personnel pipe fitting 4.2.4 between inlayer and skin, and clean air reposition of redundant personnel pipe fitting 4.2.4 has two kinds of functions: for breathing and for heat dissipation and perspiration. The breathing pipe guides the airflow to the head through the back and winds around the forehead for a circle, and the pipe is provided with air dispersing holes in the forehead towards the mask direction, so that the breathing pipe can supply air to people and can also play a dustproof role. The hot pipe fitting for perspiring guides the air current to be discharged from the back side, and brings dry and comfortable labor experience in the damp and hot tunnel construction environment.
The protective clothing 4 is one-piece health clothing or upper garment type health clothing;
wherein, the coat type health clothes also have a hanging belt 4.4 so as to be convenient for hanging the portable air filtering system.
That is, in the implementation, when the tunnel boring face is far away, the jacket-type health clothes can be worn first, and the portable air filter system can be mounted by the strap 4.4, and then the portable air filter system is used as the temporary air supply device, and then the integrated health clothes can be replaced when the portable air filter system reaches the working face.
As a preferred embodiment, as shown in fig. 11, a plurality of partition connecting layers are connected between the outer waterproof wear-resistant layer 4.2.2 and the inner sweat-absorbing and wind-dispersing layer 4.2.3, so as to divide the space between the two layers of the protective suit 4 into a plurality of heat dissipation spaces, and the partition connecting layers can support the outer waterproof wear-resistant layer 4.2.2 and the inner sweat-absorbing and wind-dispersing layer 4.2.3;
the clean air shunt pipe fittings 4.2.4 penetrate through each heat dissipation space and are supported by the partition connecting layers; and, be located in the heat dissipation space clean air reposition of redundant personnel pipe fitting 4.2.4 has at least one air feed hole, air feed hole department is provided with the solenoid valve, consequently, can realize deciding regional heat dissipation through the switch of control solenoid valve, has improved radiating pertinence and has promoted human travelling comfort.
As a preferred embodiment, the back of the protective clothing body 4.2 is also provided with at least one perspiration-elimination fan 4.2.5 which can communicate the inside and the outside of the protective clothing;
the protective clothing is internally provided with at least one flow sensor I positioned at the exhaust position of the perspiration heat dissipation fan; and at least one flow sensor II arranged at the position of the one-way air supply valve 4.1;
the protective clothing is characterized by further comprising a microcontroller, wherein the microcontroller can control the air inlet flow and the air outlet flow of the protective clothing, and the air inlet flow is always slightly larger than the air outlet flow
Wherein, for example, the air outlet flow can be controlled by controlling the perspiration heat dissipation fan; the air inlet flow can be controlled by controlling the filtering and converting machine 2, so that the problem that the protective clothing is attached to the body to cause unsmooth ventilation can be effectively prevented, and the air leakage condition of other places of the protective clothing can be compensated.
In a preferred embodiment, the head and face air supply dust-proof pipe 4.2.6 is annular, and is located in front of the forehead and has an air dispersing hole facing the inner side of the mask;
and, the partial body that the dustproof pipe fitting 4.2.6 of head-ornaments portion air feed is located the forehead is fixed wears out the protective clothing, and sets up the gas blow hole that can blow to the face guard 4.3 outsides, consequently, can also blow to the face guard outside through the gas blow hole, prevents that the dust from blockking the sight, and it cooperatees with inside louvre can guarantee that the inside and outside surface temperature of face guard is unanimous, is difficult for the fog.
In specific implementation, according to the tunnel condition, the system can be divided into three sets of systems according to different requirements in the tunnel:
1. when a compressed air pipeline is preset on the working face, the air filtering mechanism is arranged outside the tunnel, the air outlet end of the air filtering mechanism is communicated with the compressed air pipeline, the compressed air pipeline is communicated with the input and guide pipe fitting 3.5 through the air receiving expansion pipe I3.4, and the automatic take-up reel 3.3 can take up the air receiving expansion pipe I3.4, so that the effects of reducing the weight of the air receiving pipe fitting and facilitating movement are achieved;
2. when a compressed air pipeline is not preset on the operation surface, the air filtering mechanism is arranged on the moving equipment, the air outlet end of the air filtering mechanism is communicated with the air receiving expansion groove 3.7, the air receiving expansion groove 3.7 is communicated with the conveying pipe piece 3.5 through the air receiving expansion pipe II 3.9, and the axial pulley 3.8 on the guide rail can take up the air receiving expansion pipe II 3.9, so that the effects of reducing the weight of the air receiving pipe piece and facilitating moving are achieved.
3. When the tunneling surface is far away, the portable air filtering system can be used as a temporary air supply device, and then the air filtering mechanism is used for carrying out conventional air supply, so that the full-range protection can be realized.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention are equivalent to or changed within the technical scope of the present invention.
Claims (10)
1. The utility model provides a healthy protective equipment suitable for operation of plateau tunnel which characterized in that: the method comprises the following steps:
a protective garment (4) to be worn on a human body; and
the air filtering mechanism is used for providing clean air for the protective clothing (4);
the air outlet end of the air filtering mechanism is communicated with a compressed air pipeline, and the compressed air pipeline is communicated with the protective clothing (4) through a conveying pipe fitting (3.5); alternatively, the first and second electrodes may be,
the air filtering mechanism is arranged on a mobile device, and the air outlet end of the air filtering mechanism is communicated with the protective clothing (4) through a conveying and guiding pipe (3.5);
and when the tunneling surface is far away, the tunnel boring machine further comprises a portable air filtering system (6), and the air outlet end of the portable air filtering system is communicated with the protective clothing (4) through a conveying and guiding pipe fitting (3.5).
2. The health protection equipment suitable for the operation of the elevated tunnel according to claim 1, wherein: when a compressed air pipeline is preset on an operation surface, the tunnel air purifier further comprises an air compressor (7), wherein the air inlet end of the air compressor (7) is arranged outside the tunnel, the air outlet end of the air compressor is communicated with the air inlet end of the air storage tank (8), the air outlet end of the air storage tank (8) is communicated with the air inlet end of the air filtering mechanism through an air pipeline (1), and the air outlet end of the air filtering mechanism is connected to the compressed air pipeline through the air pipeline;
the compressed air pipeline comprises a gas receiving expansion system (3), the gas receiving expansion system (3) comprises a gas receiving expansion pipe fitting (3.2), the gas receiving expansion pipe fitting (3.2) is communicated with a gas outlet end of an air filtering mechanism, the gas receiving expansion pipe fitting (3.2) is fixed on a first hanging arm (3.1), a plurality of automatic take-up reels (3.3) are arranged on the gas receiving expansion pipe fitting (3.2) at intervals, the automatic take-up reels (3.3) can take up the gas receiving expansion pipe (3.4) oppositely, one end of the gas receiving expansion pipe (3.4) is communicated with the gas receiving expansion pipe fitting (3.2), and the other end of the gas receiving expansion pipe fitting is communicated with a gas guiding pipe fitting (3.5).
3. The health protection equipment suitable for the operation of the elevated tunnel according to claim 1, wherein: when a compressed air pipeline is not preset on the operation surface, the air filtering mechanism is arranged on the mobile equipment, the air outlet end of the air filtering mechanism is communicated with an air receiving expansion groove (3.7), the air receiving expansion groove (3.7) is embedded in a guide rail, the guide rail is fixed on a second hanging arm (3.6), a plurality of air placing and receiving expansion pipes (3.9) are arranged on the air receiving expansion groove (3.7) in a communicated mode at intervals, the other ends of the air placing and receiving expansion pipes (3.9) are communicated with an infusion and guide pipe fitting (3.5), and an axial pulley (3.8) located on the guide rail is arranged on one side of each air placing and receiving expansion pipe (3.9) and used for taking up the air placing and receiving expansion pipes (3.9).
4. The health protection equipment suitable for the operation of the elevated tunnel according to claim 1, wherein: the air filtering mechanism is a filtering converter (2), the filtering converter (2) comprises a shell (2.1), and a primary filtering unit (2.2), a dust removing unit (2.3), a water and organic matter filtering and upgrading unit (2.4), a gas drying unit (2.5), a micro air compressor (2.6), an oxygen making unit (2.7) and an air humidifying unit (2.8) which are sequentially connected through a gas guide pipe (2.9) are arranged in the shell (2.1).
5. The health protection equipment suitable for the operation of the elevated tunnel according to claim 1, wherein: when the tunneling surface is far away, the portable air filtering system is used as a temporary air supply device, and then the air filtering mechanism is used for carrying out conventional air supply;
and, the portable air filtration system comprises: an air pump (6.1), a primary filtering gas cylinder (6.2), an oil-water separator (6.3), an oxygen generation unit II (6.4), a gas storage cylinder and a decompressor which are connected in sequence.
6. The health protection equipment suitable for the operation of the elevated tunnel according to claim 4 or 5, wherein: the oxygen generation unit I (2.7) and the oxygen generation unit II (6.4) are identical in structure and respectively comprise an air inlet (2.7.1), an air guide pipe (2.7.2), a first electromagnetic valve (2.7.3), a molecular sieve (2.7.4), a second electromagnetic valve (2.7.5) and a eutrophic air exhaust port (2.7.6) which are connected in sequence.
7. The health protection equipment suitable for the operation of the elevated tunnel according to claim 1, wherein: the protective suit (4) comprises a protective suit body (4.2), the protective suit body (4.2) is communicated with the infusion pipe fitting (3.5) by adopting a one-way air supply valve (4.1), and the protective suit body (4.2) is also provided with a face mask (4.3);
wherein the protective clothing body (4.2) is at least of a double-layer structure, the double-layer structure comprising: an outer waterproof wear-resistant layer (4.2.2) and an inner sweat absorbing and air dispersing layer (4.2.3);
the protective suit body (4.2) is also communicated with a one-way air supply valve (4.1) by adopting a clean air shunt pipe fitting (4.2.4), and the other end of the clean air shunt pipe fitting (4.2.4) is communicated with a head-face air supply dustproof pipe fitting (4.2.6);
the protective clothing (4) is one-piece health clothing or upper garment type health clothing;
wherein the coat type health clothes are also provided with a hanging belt (4.4) so as to be convenient for hanging the portable air filtering system.
8. The health protection equipment suitable for the operation of the elevated tunnel according to claim 7, wherein: a plurality of partition connecting layers are connected between the outer waterproof wear-resistant layer (4.2.2) and the inner sweat-absorbing and air-dispersing layer (4.2.3), so that the double-layer structure of the protective suit (4) is divided into a plurality of heat-dispersing spaces, and the partition connecting layers can support the outer waterproof wear-resistant layer (4.2.2) and the inner sweat-absorbing and air-dispersing layer (4.2.3);
the clean air shunt pipe fittings (4.2.4) penetrate through the heat dissipation spaces and are supported by the partition connecting layers; and the clean air shunt pipe (4.2.4) positioned in the heat dissipation space is provided with at least one air supply hole, and an electromagnetic valve is arranged at the air supply hole.
9. The health protection equipment suitable for the operation of the elevated tunnel according to claim 7, wherein: the back of the protective clothing body (4.2) is also provided with at least one perspiration and dissipation fan (4.2.5) which can communicate the interior and the exterior of the protective clothing;
the protective clothing is internally provided with at least one flow sensor I positioned at the exhaust position of the perspiration heat dissipation fan; and at least one flow sensor II arranged at the position of the one-way air supply valve (4.1);
the protective clothing is characterized by further comprising a microcontroller, wherein the microcontroller can control the air inlet flow and the air outlet flow of the protective clothing, and the air inlet flow is always slightly larger than the air outlet flow.
10. The health protection equipment suitable for the operation of the elevated tunnel according to claim 7, wherein: the head and face air supply dustproof pipe fitting (4.2.6) is annular, and is positioned in front of the forehead and provided with an air dispersing hole facing the inner side of the mask;
and the part of the pipe body of the head-face air supply dustproof pipe fitting (4.2.6) positioned at the forehead is fixed to penetrate out of the protective clothing and is provided with an air blowing hole capable of blowing air to the outer side of the face mask (4.3).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110954962.0A CN113576062A (en) | 2021-08-19 | 2021-08-19 | Healthy protective equipment suitable for operation of plateau tunnel |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110954962.0A CN113576062A (en) | 2021-08-19 | 2021-08-19 | Healthy protective equipment suitable for operation of plateau tunnel |
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| CN113576062A true CN113576062A (en) | 2021-11-02 |
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| CN202110954962.0A Pending CN113576062A (en) | 2021-08-19 | 2021-08-19 | Healthy protective equipment suitable for operation of plateau tunnel |
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Application publication date: 20211102 |